994037444 has 24 divisors (see below), whose sum is σ = 1797600000. Its totient is φ = 480471840.

The previous prime is 994037411. The next prime is 994037453. The reversal of 994037444 is 444730499.

It is a super-2 number, since 2×994037444² = 1976220880148106272, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 994037395 and 994037404.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 128807 + ... + 136305.

It is an arithmetic number, because the mean of its divisors is an integer number (74900000).

Almost surely, 2^994037444 is an apocalyptic number.

It is an amenable number.

994037444 is a deficient number, since it is larger than the sum of its proper divisors (803562556).

994037444 is a wasteful number, since it uses less digits than its factorization.

994037444 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8603 (or 8601 counting only the distinct ones).

The product of its (nonzero) digits is 435456, while the sum is 44.

The square root of 994037444 is about 31528.3593610578. The cubic root of 994037444 is about 998.0085179654.

The spelling of 994037444 in words is "nine hundred ninety-four million, thirty-seven thousand, four hundred forty-four".